Samsung Galaxy Tab takes you between different functions and you can zip between them quickly. Much has been made out of the iPhone's touchscreen, and rightfully so. Though the Apple handset is not the first phone to rely solely on a touchscreen, it is the first to get so much attention and come with so many expectations. Depending on what you're doing, the touchscreen serves as your number keypad, your keyboard, your Safari browser and your music and video player.
